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Biomedical subjects

S V Deo

Publications and source records attributed to S V Deo.

At least 19 recordsLinked to original sources

Carcinoma breast metastatic to the hand and the foot.

Metastases to the peripheral bones of the extremities are rare. Such lesions are often diagnosed as inflammatory or infective in nature. We present a report of a case of simultaneous involvement of the peripheral bones of the extremities--the talus and the thumb of the left hand--with a brief review of pathophysiology and management.

Adult↗

Persistent Mullerian duct syndrome presenting with bilateral intra-abdominal gonadal tumours and obstructive uropathy.

Persistent Mullerian duct syndrome is a rare, autosomal recessive intersex disorder characterized by the presence of completely developed Mullerian duct derivatives in an otherwise normally virilized male with a 46, XY karyotype. We discuss a rare presentation of this disorder, bilateral gonadal tumours with obstructive uropathy, and its management, together with a review of the literature.

Abdominal Neoplasms↗

Interstitial brachytherapy with or without external beam irradiation in head and neck cancer: Institute Rotary Cancer Hospital experience.

Iridium-192 interstitial brachytherapy is practiced infrequently in developing countries, even where head and neck cancer is a major neoplasm and the technique could provide good results. This report from India is presented as an audit to validate the benefit of brachytherapy. One hundred and six head and neck cancer patients were treated by interstitial brachytherapy alone (n = 29) or combined with external irradiation (n = 77). The oral cavity and the oropharynx together constituted 82% of the sites of implanted tumours; 75% were T(1-2)N0 status. Brachytherapy was carried out using afterloaded plastic catheters and the Paris dose prescription system was followed. External cobalt-60 beam portals covered the primary and the neck. The median duration of follow-up was 22 months. The median dose of brachytherapy used alone was 60 Gy. With combined treatment, the median external radiotherapy and brachytherapy doses were 50 Gy and 25 Gy respectively. The median brachytherapy dose rate was 0.5 Gy/h. Primary and nodal recurrences were recorded in 41/106 (38.7%) and 18/106 (17.0%) patients at median intervals of 15 and 13 months respectively. Implant site failure was more common after combined treatment than with brachytherapy alone (42.8% versus 27.5%), but it did not reach statistical significance in this analysis (P = 0.15). Kaplan-Meier actuarial 5-year estimates showed 52% and 87% disease-free and overall survivals. Iridium-192 interstitial implants in suitably selected head and neck cancer patients can improve the radiotherapeutic results, with the promise of organ conservation in 50%. In India, the practice should be established in more radiotherapy centres and could be utilized in 10,000-25,000 head and neck cancer patients annually.

Adult↗

Vertical rectus abdominis myocutaneous flap cover for lower abdomen, chest wall, groin and thigh defects following resection of malignant tumours.

Vertical rectus abdominis mycutaneous (VRAM) flap provides a reliable flap cover for large soft tissue defects of chest wall, torso, groin, perineum and thigh. It has been mainly used in trauma and benign conditions. Between January 1994 through January 1999, eight patients with locally advanced malignant tumors underwent radical resection and reconstruction using pedicled VRAM flap. Inferiorly based VRAM flap was used in five patients and superiorly based VRAM flap in three patients. Defect size ranged from 144 to 900 CM2. (mean 386 cm2). Average blood loss for combined resection and reconstruction was 600ml. (range 400-800 ml.) Primary closure of both donor and recipient sites achieved in all patients. There was no wound infection, flap necrosis or abdominal hernia. There patients received postoperative radiotherapy and chemotherapy and two patients received radiotherapy only. All the the patients are alive and free of local recurrence at mean follow up 32 months. Results of our study shows that VRAM flap is versatile and sturdy flap with a wide are of rotation and it can reach diverse anatomical sites like torso, chestwall, thigh and perineum to cover large defects following radical resection for tumors.

Adult↗

Modified radical mastectomy using harmonic scalpel.

BACKGROUND AND OBJECTIVES: Modified radical mastectomy (MRM) remains the most commonly performed surgery for breast cancer today. Conventional surgery using scalpel and electrocautery is associated with moderate blood loss and morbidity in the form of haematoma, flap necrosis, prolonged axillary drainage, and seroma. This study was performed to evaluate the feasibility of using ultrasonic energy (harmonic scalpel) for MRM and to standardise the operative technique of harmonic scalpel MRM using various available accessories of the harmonic scalpel. METHODS: Fourteen patients suffering from carcinoma breast planned for MRM were included in the study. RESULTS: The learning curve of harmonic scalpel MRM was short. Harmonic scalpel is a multifunctional instrument and the whole operative procedure could be accomplished with the currently available accessories. No sutures or electrocautery were used. The mean blood loss was 57.5 ml and the mean operative time was 117 min. There were no hematomas or flap necroses, whereas one patient developed seroma. The mean postoperative drainage volume was 430 ml. CONCLUSIONS: In comparison to the historical data of conventional mastectomy, there seems to be a reduction in the blood loss and drainage volume using harmonic scalpel. Results of our study show that modified radical mastectomy using the harmonic scalpel is feasible and the learning curve is short, however, further studies are needed to assess the impact on morbidity.

Breast Neoplasms↗

Thoracic epidural anesthesia for modified radical mastectomy in a patient with cryptogenic fibrosing alveolitis: a case report.

A case of advanced cryptogenic fibrosing alveolitis (CFA) with multiple bullae and extensive pulmonary fibrosis, scheduled for modified radical mastectomy for carcinoma of breast, is presented. This patient had ischemic heart disease, corticosteroid-induced hypertension, diabetes mellitus, and a difficult airway. Thoracic epidural segmental anesthesia was successfully given to this patient. Preoperative problems, perioperative management, and alternative anesthetic techniques are discussed.

Anesthesia, Epidural↗

Mitoxantrone, mitomycin-C, methotrexate combination chemotherapy with radiotherapy and/or surgery in stage III (T4B, NO-2, M0) breast cancer.

Results of primary surgery with or without locoregional radiotherapy (LRRT) are poor in stage III (T4b, NO-2, M0) breast cancer. Combination of mitoxantrone, mitomycin-c and methotrexate (MMM) has been reported to be as efficacious as doxorubicin based protocols with advantages of reduced nausea, vomiting, alopecia and cardiotoxicity. We tested MMM chemotherapy with LRRT and surgery in locally advanced breast cancer (LABC) with a view to assess response, survival, breast conservation, cost and toxicity. Fifty two previously untreated patients were given Mitoxantrone: 8 mg/m sq by infusion on days 1 and 21, Mitomycin-C: 8 mg/m sq by infusion on day 1 and Methotrexate: 35 mg/m sq i.v. on days 1 and 21. Cycles were repeated every 42 days. After 3 cycles LRRT was given if lump reduced to less than 2 cms. Otherwise patients were subjected to modified radical mastectomy (MRM) or radical mastectomy (RM). Following this 3 more cycles of chemotherapy were given. Patients with soft tissue, skin or heavy nodal involvement also received LRRT. Tamoxifen 20 mg daily was prescribed at the end of chemotherapy to postmenopausal patients. Complete/partial responses were seen in 5 and 26 patients, respectively after chemotherapy giving an overall response of 59.5%. Twenty four patients each had LRRT and MRM/RM. Responses could be significantly enhanced by LRRT/and or surgery. Nineteen out of 25 relapses were at distant sites. Breast conservation was achieved in 24/52 (46%) patients. Three year disease free and overall survival was 54% and 65%, respectively. There was 1 toxic death. Severe prolonged myelosuppresion was seen in those who also received LRRT. Mucositis, alopecia, nausea and vomiting were minor problems. Overall, combination was less expensive than doxorubicin based protocols.

Adult↗

Stromal sarcoma of the breast: a case report.

Malignant mesenchymal tumours of the breast are rare neoplasms. Their incidence varies from 1%-3% of all malignant breast tumours (1). Stromal sarcoma of the breast is an extremely uncommon tumour (2). We present a rare case of advanced stromal sarcoma of the breast successfully managed with radical surgery and radiotherapy.

Adult↗

Short stay surgery for breast cancer: an audit of an experience in a regional cancer centre in northern India.

At the Institute Rotary Cancer Hospital, AIIMS, New Delhi, 246 patients of breast cancer were operated on from June 1993 to June 1996; 82 suitable patients were discharged within 48 h (short stay surgery, SSS) after surgery and 164 were discharged after 48 h (conventional stay surgery, CSS). After discharge, patients of both groups were followed in the outpatient clinic until the removal of sutures and drains. There was no mortality or readmission for a complication in either group. Mean post-operative hospital stay was 1.5 days in the SSS group, and 3.3 days in the CSS group. There was no statistically significant difference in the incidence of post-operative complications like wound infection (4.8% vs 4.2%), flap necrosis (6% vs 5.4%), seroma (14% vs 19%), and the average number of hospital visits (3.42 vs 3.2) in SSS and CSS groups, respectively. Patient acceptance of early discharge was good except in the day care group. The study supports the safety and feasibility of short stay surgery for breast cancer in certain circumstances for properly selected patients.

Adult↗

Male breast cancer: a retrospective study from a regional cancer center in northern India.

Over a 7-year period from 1987 to 1993, 41 male breast cancer patients were seen in the breast cancer clinic of the Institute Rotary Cancer Hospital (IRCH) at the All India Institute of Medical Sciences (AIIMS). Their mean age was 54.2 years; and duration of symptoms ranged from 1 to 84 months with a mean of 15.1 months. Breast lump was the commonest presenting symptom. Fine needle aspiration cytology (FNAC) was the commonest diagnostic procedure. The TNM stage distribution was stage I, 5; stage II, 13; stage III, 17; and stage IV, 6. Radical mastectomy (25/36) was the commonest surgical procedure. Locoregional radiotherapy was given in 15 patients. Thirty patients received systemic adjuvant therapy (chemotherapy or tamoxifen, or a combination of the two). Local or distant recurrence occurred in 8 patients (8/31, 28.3%). Actuarial overall and disease-free survival was 100% and 80.1% at 2 years and 91.7% and 66.7% at 4 years, respectively. On univariate analysis, axillary lymph node status and age were found to affect disease-free survival significantly. Advanced stage of disease at presentation is common in Indian patients and will continue to influence treatment policies. Neoadjuvant chemotherapy needs to be evaluated for locally advanced tumors to improve outcome. Multicentric studies are necessary to define the relative roles of tamoxifen and chemotherapy for adjuvant treatment.

Adult↗

Role of transabdominal pelvic ultrasound and computed tomography in the detection of bladder involvement in advanced cancer of the cervix.

The imaging data of 125 advanced cancer cervix patients attending the Institute Rotary Cancer Hospital between June 1992 and June 1994 was reviewed. The aim of the study was to assess the role of transabdominal pelvic ultrasound (TAPUS) and computed tomography (CT) in the detection of bladder involvement. TAPUS was performed in 65 patients (group I) and CT in 60 patients (group II). With respect to clinical stage, both groups were comparable. Cystoscopy was performed in all patients and the findings were taken as the gold standard for comparison of imaging data. The sensitivity, specificity and accuracy of TAPUS were 65, 94 and 75%, respectively, while those for CT were 80, 92 and 85%, respectively. Results of the present study reveal that the accuracy of TAPUS is comparable to the accuracy of other imaging modalities in the detection of bladder involvement in cervical cancer and that it should be used more frequently in developing countries that deal with a large number of cervical cancer patients in view of its easy availability, low cost and absence of exposure to radiation.

Adult↗

Endoscopically guided placement of nasogastric tubes in patients with esophageal carcinoma with absolute dysphagia: report of a 3-year experience.

Esophageal cancer often leads to total or near-total dysphagia, necessitating placement of nasogastric tubes for nutritional support. In patients with failed blind intubation or even failed fluoroscopic-guided tube placement, endoscopic guidance has a role to play. The catheter-over-guidewire technique is simple, safe, and easy to use. Over a period of 3 years, it was used in 28 patients who had esophageal cancer with absolute dysphagia. Successful placement of Levin tubes was achieved in 21 (75%) of these patients. Failure was more common in upper third lesions. The procedure was done on an outpatient basis, and no procedure-related complications were recorded in this series. To summarize, endoscopically assisted nasogastric tube placement is a useful option in esophageal cancer when blind intubation has failed, and it should be considered in preference to fluoroscopic assistance if endoscopic facilities are available.

Adult↗

Surgical management of skin cancers: experience from a regional cancer centre in North India.

AIMS: To review the disease profile and treatment outcome of patients with primary skin malignancies treated at a regional cancer centre. SETTINGS AND DESIGN: Surgical oncology unit of a tertiary care regional cancer centre. Evaluation of treatment outcome of patients with skin cancer from Surgical Oncology database was done. MATERIALS AND METHODS: Retrospective analysis of records of 77 patients with skin cancers treated between 1995 and 2002 was conducted. Profile of patients with skin cancer, surgical details including the management of primary tumour, regional lymph nodes and reconstructive procedures performed and survivals were analysed. STATISTICAL ANALYSIS: All computations were done using the Statistical Package for Social Sciences (SPSS-9). Descriptive statistics were calculated in a standard fashion and survival analysis was performed using Kaplan-Meier method. RESULTS: Skin cancers constituted 2.4% (77/3154) of patients with cancer treated in the surgical oncology department. Squamous cell carcinoma (SCC) was the most common histological type (55.8%) followed by melanoma (26.1%) and basal cell carcinoma (BCC, 18.1%). Forty one percent of patients had undergone some form of intervention elsewhere before being referred. Reconstruction was required in 55.8% patients with large postresection defects. Regional lymph nodal dissection was required in 32.4% of total patients. Five-year median disease-free survival for the entire study population was 75%. CONCLUSIONS: Skin cancers constitute a small but significant proportion of patients with cancer. Unlike in the Western countries, SCC is the commonest histologic variety. Primary level inadequate intervention is very common. Optimal results can be obtained with radical surgery and optimal surgical margins along with a reconstructive procedure when needed.

Adolescent↗

Multimodality management of a case of primary osteogenic sarcoma of the zygoma.

Craniofacial osteogenic sarcomas are rare primary malignant bone tumors and very few cases involving zygomatic bone were reported in literature. We present our experience of multimodality management of a case of primary osteogenic sarcoma of zygoma. Wide radical excision of the tumor including the parotid gland was done followed by three cycles of adjuvant chemotherapy and fifty Gy of external radiotherapy. The patient is disease-free at two years follow-up. Till 1970s, craniofacial osteogenic sarcomas were managed mainly by radical surgery with a high local failure rate. With the advances made in the field of radiotherapy and chemotherapy, multimodality therapy is playing a major role in the treatment of these aggressive tumors with better overall and disease-free survival.

Adult↗

Colorectal cancers--experience at a regional cancer centre in India.

BACKGROUND: The incidence of colorectal cancer (CRC) shows a wide geographic variation and India along with other Asian and African countries has a low incidence. Most patients present with advanced disease and no uniform treatment guidelines are followed at present. PATIENTS AND METHODS: An audit of 91 patients treated as per IRCH protocol between June 1994 and Jun 2000 in a single surgical unit was performed. RESULTS: The mean age of patients was 45.3 years (18-90 years) and there was a predominance of rectal cancer patients (Rectal vs Colon = 76% vs 24%). Majority of the rectal cancers were low rectal cancers (67%) and abdominoperineal resection was the commonest surgical procedure performed(40). The inoperability rate was 24% and sphincter salvage rate was 13%. Seventy nine percent of patients had adenocarcinoma and 90% of CRC patients belonged to Astler-Collers stage B2 and C. A total of 37 patients also received adjuvant radiotherapy and only 39 out of 60 patients planned for adjuvant chemotherapy could complete the treatment. The operative mortality was 2.2% and morbidity was 18%. A total of 13 (14%) patients had relapse of disease (local 5, regional 3, distant 5). CONCLUSIONS: A significant number of CRC patients in India present with advanced stage of disease and probably due to referral bias majority had low rectal cancers. By advocating multimodality protocols a good locoregional and systemic control can be achieved despite the advanced stage of presentation.

Adolescent↗